formId= document.querySelector('div[formid="1"] > :first-child');
<br />
formId.querySelectorAll('input.el-input__inner');
<br />
formId= document.querySelector('div[formid] > :first-child')
ims=formId.querySelectorAll('input.el-input__inner');
<br />
for (var i = 0; i < ims.length; i++) console.log(ims[i].value)
<br />
ims[0].value ims[3].value
<br />
formId.querySelector('textarea.el-textarea__inner').value;
<br />

ans = document.querySelectorAll("div.markdown-wrap")
ans[0].querySelector("textarea").click()
ans[0].querySelector("textarea").dispatchEvent(new Event("input", { bubbles: true }))
ans[0].querySelector("textarea").value
<br/>
ans[0].querySelector("textarea").value = "123";
<br />
ans[0].querySelector("textarea").dispatchEvent(new Event("input", { bubbles:
true }));
ans[0].querySelector("textarea").dispatchEvent(new Event("blur", { bubbles: true }));
<br />
ans[0].querySelector("textarea").dispatchEvent(new Event("change", { bubbles: true }));

<div
  data-v-259df825=""
  data-v-569edcd0=""
  class="el-reset"
  formid="1"
  beforeformitemchange="function () { [native code] }"
  data-v-0917b82c=""
>
  <form
    data-v-1d123605=""
    data-v-259df825=""
    class="el-form el-form--label-top form-list form-list-style"
  >
    <div
      data-v-1d123605=""
      class="el-form-item is-success is-required el-form-item--medium small label undefined form-type-4"
    >
      <label for="label" class="el-form-item__label"
        ><div data-v-1d123605="" class="label-box">
          <div data-v-1d123605="" class="label-left-box">
            <span data-v-1d123605=""
              >标签
              <!----></span
            ><!---->
          </div>
          <div data-v-1d123605="" class="label-right-box">
            <!----><!----><!---->
          </div>
        </div></label
      >
      <div class="el-form-item__content">
        <!---->
        <div data-v-1d123605="" class="form-content-cus">
          <div data-v-1d123605="" class="form-input-cus">
            <div data-v-1d123605="" class="el-cascader el-cascader--medium">
              <div class="el-input el-input--medium el-input--suffix">
                <!----><input
                  type="text"
                  autocomplete="off"
                  placeholder="请选择"
                  class="el-input__inner"
                  aria-expanded="false"
                /><!----><span class="el-input__suffix"
                  ><span class="el-input__suffix-inner"
                    ><i class="el-input__icon el-icon-arrow-down"></i
                    ><!----><!----><!----><!----></span
                  ><i
                    class="el-input__icon el-input__validateIcon el-icon-circle-check"
                  ></i></span
                ><!----><!---->
              </div>
              <!---->
            </div>
          </div>
        </div>
        <!---->
      </div>
    </div>
    <div
      data-v-1d123605=""
      class="el-form-item is-error is-required el-form-item--medium small undefined form-type-7"
    >
      <label
        for="0474998b-7099-4e47-8aaa-b6bcb1b7b3cf"
        class="el-form-item__label"
        ><div data-v-1d123605="" class="label-box">
          <div data-v-1d123605="" class="label-left-box">
            <span data-v-1d123605=""
              >题id
              <!----></span
            >
            <div
              data-v-1d123605=""
              class="el-select lang-select el-select--medium"
            >
              <!---->
              <div class="el-input el-input--medium el-input--suffix">
                <!----><input
                  type="text"
                  readonly="readonly"
                  autocomplete="off"
                  placeholder=""
                  class="el-input__inner"
                /><!----><span class="el-input__suffix"
                  ><span class="el-input__suffix-inner"
                    ><i
                      class="el-select__caret el-input__icon el-icon-arrow-up"
                    ></i
                    ><!----><!----><!----><!----><!----></span
                  ><i
                    class="el-input__icon el-input__validateIcon el-icon-circle-close"
                  ></i></span
                ><!----><!---->
              </div>
              <div
                class="el-select-dropdown el-popper"
                style="display: none; min-width: 100px"
              >
                <div class="el-scrollbar" style="">
                  <div
                    class="el-select-dropdown__wrap el-scrollbar__wrap"
                    style="margin-bottom: -2px; margin-right: -2px"
                  >
                    <ul class="el-scrollbar__view el-select-dropdown__list">
                      <!---->
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>通用语言</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>阿拉伯语</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>日语</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>英语</span>
                      </li>
                    </ul>
                  </div>
                  <div class="el-scrollbar__bar is-horizontal">
                    <div
                      class="el-scrollbar__thumb"
                      style="transform: translateX(0%)"
                    ></div>
                  </div>
                  <div class="el-scrollbar__bar is-vertical">
                    <div
                      class="el-scrollbar__thumb"
                      style="transform: translateY(0%)"
                    ></div>
                  </div>
                </div>
                <!---->
              </div>
            </div>
          </div>
          <div data-v-1d123605="" class="label-right-box">
            <!----><!----><!---->
          </div>
        </div></label
      >
      <div class="el-form-item__content">
        <!---->
        <div data-v-1d123605="" class="form-content-cus">
          <div data-v-1d123605="" class="form-input-cus">
            <!---->
            <div data-v-1d123605="" class="formlist-input">
              <div data-v-1d123605="" class="formlist-el-input">
                <!---->
                <div
                  data-v-1d123605=""
                  class="textarea-autoresize el-textarea el-input--medium el-textarea-undefined"
                  style="display: inline-block"
                >
                  <textarea
                    autocomplete="off"
                    id="autoResizeTextarea"
                    rows="1"
                    class="el-textarea__inner"
                    style="height: 28px; min-height: 27.6393px"
                  ></textarea
                  ><!---->
                </div>
                <!---->
              </div>
              <!---->
            </div>
            <!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!---->
          </div>
        </div>
        <div class="el-form-item__error">该项不能为空</div>
      </div>
    </div>
    <div
      data-v-1d123605=""
      class="el-form-item is-error is-required el-form-item--medium small undefined form-type-3"
    >
      <label
        for="195a6111-8491-41dd-95dc-3c3973a3bd79"
        class="el-form-item__label"
        ><div data-v-1d123605="" class="label-box">
          <div data-v-1d123605="" class="label-left-box">
            <span data-v-1d123605=""
              >题类型
              <!----></span
            >
            <div
              data-v-1d123605=""
              class="el-select lang-select el-select--medium"
            >
              <!---->
              <div class="el-input el-input--medium el-input--suffix">
                <!----><input
                  type="text"
                  readonly="readonly"
                  autocomplete="off"
                  placeholder=""
                  class="el-input__inner"
                /><!----><span class="el-input__suffix"
                  ><span class="el-input__suffix-inner"
                    ><i
                      class="el-select__caret el-input__icon el-icon-arrow-up"
                    ></i
                    ><!----><!----><!----><!----><!----></span
                  ><i
                    class="el-input__icon el-input__validateIcon el-icon-circle-close"
                  ></i></span
                ><!----><!---->
              </div>
              <div
                class="el-select-dropdown el-popper"
                style="display: none; min-width: 100px"
              >
                <div class="el-scrollbar" style="">
                  <div
                    class="el-select-dropdown__wrap el-scrollbar__wrap"
                    style="margin-bottom: -2px; margin-right: -2px"
                  >
                    <ul class="el-scrollbar__view el-select-dropdown__list">
                      <!---->
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>通用语言</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>阿拉伯语</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>日语</span>
                      </li>
                      <li data-v-1d123605="" class="el-select-dropdown__item">
                        <span>英语</span>
                      </li>
                    </ul>
                  </div>
                  <div class="el-scrollbar__bar is-horizontal">
                    <div
                      class="el-scrollbar__thumb"
                      style="transform: translateX(0%)"
                    ></div>
                  </div>
                  <div class="el-scrollbar__bar is-vertical">
                    <div
                      class="el-scrollbar__thumb"
                      style="transform: translateY(0%)"
                    ></div>
                  </div>
                </div>
                <!---->
              </div>
            </div>
          </div>
          <div data-v-1d123605="" class="label-right-box">
            <!----><!----><!---->
          </div>
        </div></label
      >
      <div class="el-form-item__content">
        <!---->
        <div data-v-1d123605="" class="form-content-cus">
          <div data-v-1d123605="" class="form-input-cus">
            <!---->
            <div data-v-1d123605="" class="formlist-input">
              <div data-v-1d123605="" class="formlist-el-input">
                <div
                  data-v-1d123605=""
                  class="el-input el-input--medium el-input-undefined"
                >
                  <!----><input
                    type="text"
                    autocomplete="off"
                    class="el-input__inner"
                  /><!----><!----><!----><!---->
                </div>
                <!----><!---->
              </div>
              <!---->
            </div>
            <!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!----><!---->
          </div>
        </div>
        <div class="el-form-item__error">该项不能为空</div>
      </div>
    </div>
    <!----><!---->
  </form>
</div>

<div data-v-75553222="" data-v-1d123605="" class="markdown-wrap">
  <div data-v-75553222="" class="preview">
    <div data-v-75553222="" class="content">
      <div
        data-v-e46f9f80=""
        data-v-75553222=""
        class="markdown-wrapper"
        style="width: auto; height: auto"
      >
        <!---->
        <div
          data-v-e46f9f80=""
          class="v-md-editor v-md-editor--preview md-preview hideRightToolbar"
        >
          <div
            class="v-md-editor__left-area"
            style="width: 0px; border-width: 0px; display: none"
          >
            <div
              class="v-md-editor__left-area-title"
              style="height: 0px; line-height: 0px"
            >
              目录导航
            </div>
            <div class="v-md-editor__left-area-body">
              <div class="scrollbar">
                <div
                  class="scrollbar__wrap"
                  style="margin-bottom: 0px; margin-right: 0px"
                >
                  <div class="scrollbar__view">
                    <ul class="v-md-editor__toc-nav"></ul>
                  </div>
                </div>
                <div class="scrollbar__bar is-horizontal">
                  <div
                    class="scrollbar__thumb"
                    style="transform: translateX(0%)"
                  ></div>
                </div>
                <div class="scrollbar__bar is-vertical">
                  <div
                    class="scrollbar__thumb"
                    style="transform: translateY(0%)"
                  ></div>
                </div>
              </div>
            </div>
          </div>
          <div class="v-md-editor__right-area">
            <div class="v-md-editor__toolbar" style="display: none">
              <ul class="v-md-editor__toolbar-left">
                <li
                  class="v-md-editor__toolbar-item v-md-icon-undo v-md-editor__toolbar-item-undo"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    撤销（Ctrl+Z）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-redo v-md-editor__toolbar-item-redo"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    重做（Ctrl+Y）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-clear v-md-editor__toolbar-item-clear"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    清空
                  </div>
                  <!----><!---->
                </li>
                <li class="v-md-editor__toolbar-divider"></li>
                <li
                  class="v-md-editor__toolbar-item v-md-editor__toolbar-item-h v-md-editor__toolbar-item--menu"
                >
                  H
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    标题（Ctrl+1~6）
                  </div>
                  <ul
                    class="v-md-editor__menu v-md-editor__menu--list"
                    style="left: 0px; display: none"
                  >
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h1"
                    >
                      一级标题
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h2"
                    >
                      二级标题
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h3"
                    >
                      三级标题
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h4"
                    >
                      四级标题
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h5"
                    >
                      五级标题
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-h6"
                    >
                      六级标题
                    </li>
                  </ul>
                  <i class="v-md-icon-arrow-down v-md-editor__menu-ctrl"></i>
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-bold v-md-editor__toolbar-item-bold"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    粗体（Ctrl+B）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-italic v-md-editor__toolbar-item-italic"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    斜体（Ctrl+I）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-strikethrough v-md-editor__toolbar-item-strikethrough"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    删除线
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-quote v-md-editor__toolbar-item-quote"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入引用（Ctrl+Q）
                  </div>
                  <!----><!---->
                </li>
                <li class="v-md-editor__toolbar-divider"></li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-ul v-md-editor__toolbar-item-ul"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    无序列表（Ctrl+U）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-ol v-md-editor__toolbar-item-ol"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    有序列表（Ctrl+O）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-table v-md-editor__toolbar-item-table"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    表格
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-horizontal v-md-editor__toolbar-item-hr"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入分割线
                  </div>
                  <!----><!---->
                </li>
                <li class="v-md-editor__toolbar-divider"></li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-link v-md-editor__toolbar-item-link"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入链接（Ctrl+L）
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-img v-md-editor__toolbar-item-image v-md-editor__toolbar-item--menu"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入图片
                  </div>
                  <ul
                    class="v-md-editor__menu v-md-editor__menu--list"
                    style="left: 0px; display: none"
                  >
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-image-link"
                    >
                      添加图片链接
                    </li>
                  </ul>
                  <i class="v-md-icon-arrow-down v-md-editor__menu-ctrl"></i>
                </li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-code v-md-editor__toolbar-item-code"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入代码块
                  </div>
                  <!----><!---->
                </li>
                <li class="v-md-editor__toolbar-divider"></li>
                <li
                  class="v-md-editor__toolbar-item v-md-icon-preview v-md-editor__toolbar-item-preview"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    开启预览
                  </div>
                  <!----><!---->
                </li>
                <li
                  class="v-md-editor__toolbar-item iconfont-sjj icon-shujjqita v-md-editor__toolbar-item-latex v-md-editor__toolbar-item--menu"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    插入LaTeX
                  </div>
                  <ul
                    class="v-md-editor__menu v-md-editor__menu--list"
                    style="left: 0px; display: none"
                  >
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-menu1"
                    >
                      单行公式
                    </li>
                    <li
                      class="v-md-editor__menu-item v-md-editor__menu-item-menu2"
                    >
                      多行公式
                    </li>
                  </ul>
                  <i class="v-md-icon-arrow-down v-md-editor__menu-ctrl"></i>
                </li>
                <li
                  class="v-md-editor__toolbar-item iconfont-sjj icon-shujjlatex v-md-editor__toolbar-item-template"
                >
                  <div
                    class="v-md-editor__tooltip"
                    style="left: 0px; top: 0px; display: none"
                  >
                    LaTeX公式模板
                  </div>
                  <!----><!---->
                </li>
                <!---->
              </ul>
              <ul
                disabled-mens="image/upload-image"
                class="v-md-editor__toolbar-right"
              >
                <!---->
              </ul>
            </div>
            <div class="v-md-editor__main">
              <div class="v-md-editor__editor-wrapper" style="display: none">
                <div class="scrollbar">
                  <div
                    class="scrollbar__wrap"
                    style="margin-bottom: 0px; margin-right: 0px"
                  >
                    <div class="scrollbar__view">
                      <div class="v-md-textarea-editor">
                        <pre><section data-line="1"> <br></section></pre>
                        <textarea
                          placeholder="请输入"
                          spellcheck="true"
                        ></textarea>
                      </div>
                    </div>
                  </div>
                  <div class="scrollbar__bar is-horizontal">
                    <div
                      class="scrollbar__thumb"
                      style="transform: translateX(0%)"
                    ></div>
                  </div>
                  <div class="scrollbar__bar is-vertical">
                    <div
                      class="scrollbar__thumb"
                      style="transform: translateY(0%)"
                    ></div>
                  </div>
                </div>
              </div>
              <div class="v-md-editor__preview-wrapper">
                <div class="scrollbar">
                  <div
                    class="scrollbar__wrap"
                    style="margin-bottom: 0px; margin-right: 0px"
                  >
                    <div class="scrollbar__view">
                      <div class="v-md-editor-preview" style="tab-size: 2">
                        <div class="github-markdown-body"></div>
                      </div>
                    </div>
                  </div>
                  <div class="scrollbar__bar is-horizontal">
                    <div
                      class="scrollbar__thumb"
                      style="transform: translateX(0%)"
                    ></div>
                  </div>
                  <div class="scrollbar__bar is-vertical">
                    <div
                      class="scrollbar__thumb"
                      style="transform: translateY(0%)"
                    ></div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
        <!---->
      </div>
    </div>
  </div>
  <div data-v-75553222="" class="inputTitle">题干文本 - 输入区域</div>
  <div
    data-v-f225d5de=""
    data-v-75553222=""
    class="quick"
    style="display: none"
  >
    <!---->
    <div data-v-f225d5de="" class="el-tabs el-tabs--top">
      <div class="el-tabs__header is-top">
        <div class="el-tabs__nav-wrap is-top">
          <div class="el-tabs__nav-scroll">
            <div
              role="tablist"
              class="el-tabs__nav is-top"
              style="transform: translateX(0px)"
            >
              <div
                class="el-tabs__active-bar is-top"
                style="width: 0px; transform: translateX(0px)"
              ></div>
              <div
                id="tab-toolbar"
                aria-controls="pane-toolbar"
                role="tab"
                aria-selected="true"
                tabindex="0"
                class="el-tabs__item is-top is-active"
              >
                快捷工具
              </div>
              <div
                id="tab-template"
                aria-controls="pane-template"
                role="tab"
                tabindex="-1"
                class="el-tabs__item is-top"
              >
                公式模板
              </div>
            </div>
          </div>
        </div>
      </div>
      <div class="el-tabs__content">
        <div
          data-v-f225d5de=""
          role="tabpanel"
          id="pane-toolbar"
          aria-labelledby="tab-toolbar"
          class="el-tab-pane"
        >
          <div data-v-f225d5de="" class="quickItem-wrap">
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="常用符号" class="text"
                  >常用符号</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="希腊字母" class="text"
                  >希腊字母</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="分数微分" class="text"
                  >分数微分</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="根式角标" class="text"
                  >根式角标</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="极限对数" class="text"
                  >极限对数</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="三角函数" class="text"
                  >三角函数</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="积分运算" class="text"
                  >积分运算</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="大型运算" class="text"
                  >大型运算</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="括号取整" class="text"
                  >括号取整</span
                >
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="数组矩阵" class="text"
                  >数组矩阵</span
                >
              </div>
            </div>
          </div>
        </div>
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          data-v-f225d5de=""
          role="tabpanel"
          aria-hidden="true"
          id="pane-template"
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          style="display: none"
        >
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                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
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                <span data-v-f225d5de="" title="代数" class="text">代数</span>
              </div>
            </div>
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              <div data-v-f225d5de="" class="quickItem-content">
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                    src=""
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                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="几何" class="text">几何</span>
              </div>
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                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="不等式" class="text"
                  >不等式</span
                >
              </div>
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              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="积分" class="text">积分</span>
              </div>
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              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="矩阵" class="text">矩阵</span>
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="三角" class="text">三角</span>
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="统计" class="text">统计</span>
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="数列" class="text">数列</span>
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="物理" class="text">物理</span>
              </div>
            </div>
            <div data-v-f225d5de="" class="quickItem hide-item">
              <div data-v-f225d5de="" class="quickItem-content">
                <div data-v-f225d5de="" class="legend">
                  <img
                    data-v-f225d5de=""
                    src=""
                    alt=""
                    class="img"
                  />
                </div>
                <span data-v-f225d5de="" title="化学" class="text">化学</span>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
  <div data-v-75553222="" class="inputArea">
    <div
      data-v-e46f9f80=""
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      class="markdown-wrapper"
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      <!---->
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              >
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                  斜体（Ctrl+I）
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                  删除线
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                class="v-md-editor__toolbar-item v-md-icon-quote v-md-editor__toolbar-item-quote"
              >
                <div
                  class="v-md-editor__tooltip"
                  style="left: 0px; top: 0px; display: none"
                >
                  插入引用（Ctrl+Q）
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                class="v-md-editor__toolbar-item v-md-icon-ul v-md-editor__toolbar-item-ul"
              >
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              >
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              >
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                >
                  插入链接（Ctrl+L）
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                  插入图片
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                >
                  <li
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                    添加图片链接
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                  插入LaTeX
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                >
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                      <pre><section data-line="1"> <br></section></pre>
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      <div data-v-e46f9f80=""><!----><!----></div>
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          <use data-v-3382564a="" xlink:href="#icon-delete"></use></svg
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